12 加法 60 等于多少？
12 + 60 = 72
12加法60 等于 72
竖式演算
验算
- 用减法验算：72 − 60 = 12
- 用减法验算：72 − 12 = 60
相关题目
12 + 59 = 71
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12 + 56 = 68
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13 + 60 = 73
10 + 60 = 70
14 + 60 = 74
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2 + 70 = 72
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22 + 7 = 29
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